Submission #47426

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
47426	2018-05-02 20:53:24	bugmenot111	Building Bridges (CEOI17_building)	C++17	100 / 100	170 ms	78820 KiB

building

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#include <cstdio>
#include <numeric>
#include <algorithm>
#define INF (1LL << 62)
#define MAXN 1000001
typedef long long i64;
struct line {
  i64 a, b;
  i64 f(int x) {
    return 1LL * x * a + b;
  }
  void swap(line& l) {
    std::swap(a, l.a);
    std::swap(b, l.b);
  }
  line () {
    a = 0;
    b = INF;
  }
  line (i64 a1, i64 b1) {
    a = a1;
    b = b1;
  }
};
line t[4 * MAXN];
i64 dp[MAXN];
i64 p[MAXN];
int h[MAXN];
void add_line(line nw, int v = 1, int l = 0, int r = MAXN) {
  int m = (l + r) / 2;
 
 
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Compilation message (stderr)

building.cpp: In function 'int main()':
building.cpp:45:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
building.cpp:47:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &h[i]);
   ~~~~~^~~~~~~~~~~~~
building.cpp:49:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld", &p[i]);
   ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40